Ignition Timing: Testing and Inspection

2000 Honda Accord LX Coupe V6-3.0LSECTION Testing and Inspection
Ignition Timing Inspection

1. Check the idle speed, and adjust it if necessary.
2. Connect the Honda PGM tester to the Data Link Connector (DLC), and follow the tester's prompts in the "SCS" menu (see the Honda PGM Tester Operator's Manual).
3. Start the engine. Hold the engine at 3,000 rpm with no load, shift lever in [N] or [P], until the radiator fan comes on, then let it idle.




4. Connect the timing light to the No.1 ignition wire.




5. Point the light toward the pointer (A) on the timing belt cover. Check the ignition timing under a no load conditions: headlights, blower fan, rear window defogger, and air conditioner are not operating. If the ignition timing differs from the specification, replace the PCM.
6. Disconnect the Honda PGM tester and the timing light.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.